20926737

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{467}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 32707584

約数和(自身を除く): 11780847

約数列:

[1, 3, 9, 13, 39, 117, 383, 467, 1149, 1401, 3447, 4203, 4979, 6071, 14937, 18213, 44811, 54639, 178861, 536583, 1609749, 2325193, 6975579, 20926737]

約数ペア:

[(1, 20926737), (3, 6975579), (9, 2325193), (13, 1609749), (39, 536583), (117, 178861), (383, 54639), (467, 44811), (1149, 18213), (1401, 14937), (3447, 6071), (4203, 4979)]